1-15 of 15 Books
Potential pine butterfly defoliation in 1978 in western Montana
Potential pine butterfly defoliation in 1978 in western Montana
By Scott Tunnock

USDA Forest Service environmental analysis
By Jerald E. Dewey

Information on the pine butterfly in Idaho and Montana
By James C. Evenden

Preliminary data
By United States. Forest Service. Northern Region. State & Private Forestry
Effect of pine butterfly defoliation on ponderosa pine in southern Idaho
Effect of pine butterfly defoliation on ponderosa pine in southern Idaho
By Walter E. Cole

Surveys and control methods of the pine butterfly during an outbreak in southern Idaho, 1953-1954
By Walter E. Cole

Ground application of four insecticides on pine butterfly populations in Montana
By Steve Kohler
A pine sawfly outbreak on the Kootenai National Forest, Montana
A pine sawfly outbreak on the Kootenai National Forest, Montana
By William M. Ciesla
Potential for defoliation of ponderosa pine stands by pine butterfly on the Bitterroot and Lolo National Forests, Montana in 1972
Potential for defoliation of ponderosa pine stands by pine butterfly on the Bitterroot and Lolo National Forests, Montana in 1972
By Wayne E. Bousfield
Potential for defoliation by pine butterfly in the Bitterroot and Missoula Valleys, Montana in 1974
Potential for defoliation by pine butterfly in the Bitterroot and Missoula Valleys, Montana in 1974
By Hubert E. Meyer
Evaluation of the pine butterfly infestation on the Nezperce National Forest, 1972
Evaluation of the pine butterfly infestation on the Nezperce National Forest, 1972
By Jerald E. Dewey
Potential for the pine butterfly defoliation on the Flathead Indian Reservation in 1973
Potential for the pine butterfly defoliation on the Flathead Indian Reservation in 1973
By Wayne E. Bousfield
Evaluation of pine butterfly infestations on the Flathead Indian Reservation, Montana, 1977
Evaluation of pine butterfly infestations on the Flathead Indian Reservation, Montana, 1977
By Scott Tunnock
Effects of defoliation by the pine butterfly (Neophasia menapia Felder) upon ponderosa pine
Effects of defoliation by the pine butterfly (Neophasia menapia Felder) upon ponderosa pine
By James Cawston Evenden